First of a thrilling fantasy adventure series set on the Dark World, where society is ranked according to its colour clan and the most precious commodity is light. In all the world there is only one place that ever sees the sun. A seven-towered castle built upon a mountain high above the desolate ice lands below.

First of a thrilling fantasy adventure series set on the Dark World, where society is ranked according to its colour clan and the most precious commodity is light. In all the world there is only one place that ever sees the sun. A seven-towered castle built upon a mountain high above the desolate ice lands below.